quadratic programming

[John W. Eaton]

On  9-Feb-2001, Phil Cummins <address@hidden> wrote:

|   I apologize for asking something I know has been asked 
| before, but I'm afraid a quick scan of the archive did not
| produce a good answer to this question:
| 
| Does anyone have a good quadratic programming routine 
| for octave?

We could definitely use a good free QP solver.

| I have seen some references to Gill and Murray's QPSOL, which
| apparently can be used with OCTAVE but is not free. The new
| version of this appears to be QPOPT, which comes with a MATLAB
| interface.

I had an interface to QPSOL, but distributing it with Octave is a
violation of the GPL.

| There is also a public domain program called QLD, written by Klaus 
| Schittkowski of U. Bayreuth, which some sites seem to be using as
| a replacement for QPSOL, but I haven't heard any details about this.

Is QLD free software?  Do you know where I can find it?

jwe



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